Merge pull request #157 from niden/master

Languages update
Merge pull request #158 from niden/master

Minor correction to display the Alpha files
fix translation about Japanese at language section - config.php

"人" means people.
"語" means language.
Merge pull request #159 from sasezaki/patch-1

fix translation about Japanese at language section - config.php
Updating contributors
Languages update
Merge branch 'master' of github.com:niden/website